Which retail innovation, first introduced in 1916, fundamentally changed shopping by allowing customers to select their own merchandise without clerk assistance?

Test your knowledge about one of history's most significant retail innovations that transformed how consumers shop! This poll explores a pivotal moment in retail history that revolutionized the customer experience and set the foundation for modern shopping as we know it today. Think you know your retail history? Let's find out how much you know about the evolution of shopping experiences that shaped our consumer culture.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Self-service grocery stores (pioneered by Piggly Wiggly)
Department store catalogs (introduced by Montgomery Ward)
Shopping carts (invented by Sylvan Goldman)
Barcode scanning systems (developed by IBM)